Set in May 1940, as Europe trembles on the brink of war, the film follows two lives that intersect within Brussels legendary Flagey building, the beating heart of national radio. Elza, a young actress making her debut in the world of radio drama, meets Berre, a gifted soundman with an almost magical ear. She is captivated by the spell of storytelling; he finds refuge in the mysterious power of sound. Their encounter ignites a love that dares to exist beyond the rising shadow of their time.